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April 26, 2026

Vendor Sprawl: How $60K to $250K Disappears Without a Decision


Vendor Sprawl: How $60K to $250K Disappears Without a Decision

Two contracts. One service. Different account numbers. The bill is twice. This is the most common cost leak in the BaxterLabs diagnostic, and it is almost always invisible to the people closest to it. Nobody decided to have fourteen vendors doing the same thing. It just happened.

How the Mechanism Works

The accumulation is organic, which is why it persists. A firm at $8M in revenue has twenty vendors and one person who knows all of them. The firm grows to $25M. Different offices open. Different departments start contracting independently. An IT support agreement in one office overlaps with an IT support agreement in another. Two recruiting firms cover the same roles in different regions. A payroll processor inherited from an acquisition runs alongside the payroll processor the firm already had.

None of these decisions are wrong individually. Each one made sense to the person who made it, at the time they made it, with the information they had. The problem is that no single person in the firm holds a cross-cost-center view of every active vendor relationship. The standard month-end close records what was paid. It does not flag that the same category of service is being purchased from three different providers at three different rates.

Over three to four years of growth, the overlap compounds quietly. Firms in the $10M to $40M range typically carry 60 to 120 active vendor relationships. The question is not whether overlap exists. The question is how much.

What It Actually Costs

The published BaxterLabs leak taxonomy places vendor sprawl in the cost bucket at $60K to $250K annually for firms in the $5M to $50M range. That range is wide because the number of overlapping relationships varies, but the mechanism that produces it is consistent.

Consider a firm with 80 active vendors. If 10 percent of those relationships represent overlapping services from different providers, that is eight pairs. At an average spend of $2,000 per month per overlapping pair, the addressable spend is $192K per year. Not all of that is recoverable through consolidation alone. The portion that converts to recovered profit depends on vendor leverage, contract terms, and the willingness of incumbent providers to renegotiate. In firms of this size, we typically see consolidation capture 20 to 40 percent of the duplicated spend within 60 days, with the remainder requiring contract unwinding or a decision about which vendor stays.

The cost is not limited to the duplicate payments themselves. Every vendor relationship carries management overhead: invoicing, contract renewals, vendor reviews, onboarding new points of contact. A firm maintaining 15 vendor relationships that could be consolidated into 6 is spending management time on 9 relationships that should not exist. That time does not appear on any line item, which is part of why the cost stays hidden.

The Diagnostic Question

The question that surfaces vendor sprawl is not procedural. It is architectural.

Do you know, right now, how many of your vendors provide overlapping services across different cost centers or offices? Can you name the person in your firm who holds a complete, cross-department view of all active vendor contracts?

At most firms in this size range, the answer to the first question is no, and the answer to the second question is that the person does not exist. That is not a failing on anyone's part. The seat for that function was never built. When the firm was at $8M with one office, the managing partner held the view informally. At $25M with three offices, informal oversight stopped working, but formal oversight was never installed to replace it.

This is the pattern across the five leaks in the published BaxterLabs leak taxonomy. The firm grew. The management infrastructure did not. Vendor sprawl is what the cost bucket version of that gap looks like in practice.

Why It Persists

Vendor sprawl is not a spending discipline problem. It is a visibility problem. The information required to see the overlap exists in the firm's own accounts payable data. The data sits in different systems, different cost centers, or different offices, and no reporting mechanism aggregates it into a single vendor map.

A standard financial review will not catch it. The month-end close is built to verify that payments match invoices, not to flag that two invoices from two different vendors cover the same scope of work. The annual budget review compares this year's spend to last year's category totals, which normalizes the duplication rather than surfacing it.

Every finding in our diagnostic work traces to source documents. The vendor sprawl finding is built from the firm's own AP data, cross-referenced against contract scopes, and presented as a consolidation case with a defensible range rather than a single point estimate.

The reason this leak persists is that it does not look like a problem from any single vantage point inside the firm. It only looks like a problem when all of the vendor data is assembled in one place, mapped by service category, and compared across cost centers. At most firms in this size range, the organizational seat for that cross-functional view has not been built yet. The diagnostic surfaces the consolidation case from outside the org chart, not from inside it.

Is this pattern showing up in your firm?

BaxterLabs Advisory delivers 14-day profit diagnostics for professional service firms with $5M–$50M in revenue. We find the margin leakage your accountant doesn't report.

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